AECM-85-0401, Monthly Operating Rept for Nov 1985

Monthly Operating Rept for Nov 1985

ML20138J692
Person / Time
Site:	Grand Gulf
Issue date:	11/30/1985
From:	Cesare J, Dale L MISSISSIPPI POWER & LIGHT CO.
To:	Taylor J NRC OFFICE OF ADMINISTRATION (ADM), NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
References
AECM-85-0401, AECM-85-401, NUDOCS 8512170615
Download: ML20138J692 (7)

Text

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Att chm:nt to AECM-85/0401 Page 1 of 6 DOCKET NO.

50-416 DATE 12/13/85 COMPLETED BY J. G. Cesare TELEPHONE (601)969-2585 OPERATING STATUS 1.

Unit Name:

GGNS Unit 1 l Notes:

l 2.

Reporting Period:

November 1985 l

l 3.

Licensed Thermal Power (MW ):

3833 Mwt l

l 4.

Nameplate Rating (Gross MW :

1372.5 Mwe l

l Design Electrical Rating (Ne)t MW ): 1250 Mwe l

l S.

Maximum Dependable Capacity (GroIs MW 1157 Mwe l

l 6.

Maximum Dependable Capacity (Net MW )I):

1108 Mwe l

l 7.

8.

If Changes Occur in Capacity RatingI (Items Number 3 Through 7) Since Last Report. Give Reasons:

NA 9.

Power Level To Which Restricted, If Any (Net MW ):

NA e

10. Reasons For Restrictions, If Any:

NA This Month Yr to Date* Cumulative

11. Hours In Reporting Period 720 8,016 9,753

12. Number of Hours Reactor Was Critical 0

5,223.4 6,233.5

13. Reactor Reserve Shutdown Ifours 0

0 0

14. Hours Generator On-Line 0

4,678.8 5,381.9

15. Unit Reserve Shutdown Hours 0

0 0

16. Gross Thermal Energy Generated (MWH) 0 13,931,579 14,811,719

17. Gross Electrical Energy Generated (MWH) 0 4,228,330 4,424,850

18. Net Electrical E'ergy Generated (MWH) 0 3,984,844 4,149,825

19. Unit Service Factor 0

63.4 63.4

20. Unit Availability Factor 0

63.4 63.4

21. Unit Capacity Factor (Using MDC Net) 0 57.2 57.2

22. Unit Capacity Factor (Using DER Net) 0 50.7 50.7

23. Unit Forced Outage Rate 0

6.8 6.8

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

NA

25. If Shut Down At End Of Report Period. Estimated Date of Startup:

12/06/85

26. Units In Test Status (Prior to Commercial Operation).

Forecast Achieved INITIAL CRITICALITY 08/18/82 INITIAL ELECTRICITY 10/20/84 COMMERCIAL OPERATION 07/01/85

• Data is compiled from the date of initial electricity.

PCOM NOVEMBER MOR - 2 8512170615 851130 ADOCK05000g6 PDR R

IE 2.Y<h

r Attachment to AECM-35/0401 Page 2 of 6 INSTRUCTIONS FOR COMPLETING OPERATING DATA REPORT This report should be fumished each month by licensees. The name and telephone number of the preparer should be provided in the designated spaces. The instructions below are provided to assist licensees in reporting the data consistently. The number of the instruction corresponds to the item number of the report format.

1. UNIT NAME. Self explanatory.

or of commercial operation, whichever comes last, to the end of the period or decommissioning, whichever comes

2. REPORTING PERIOD. Designate the month for which first. Adjustments in clock hours should be made in the data are presented.

which a change from standard to daybght. savings time (or vice versa) occurs.

3. LICENSED THERMAL POWER (MW,)is the maximum thermal power, expressed in megawatts, currently auth.

12. NUMBER OF HOURS REACTOR WAS CRITICAL.

orized by the Nuclear Regulatory Commission.

Show'the total number of hours the reactor was critical

4. NAMEPLATE RATING (GROSS MW,). The nameplate power designation of the turbine-generator in megavoit

13. REACTOR RESERVE SHUTDOWN HOURS. The total amperes (MVA) times the nameplate power factor of the number of hours during the gross hours of reporting turbine generator.

period that the reactor was removed from service for administrative or other reasons but was available for 5 DESIGN ELECTRICAL RATING (NET MW ) is the operation.

e nominal net electrical output of the unit specified by the utihty and used for the purpose of plant design.

14. HOURS GENERATOR ON-LINE.

Also called Service Hours. The total number of hours expressed to the near.

6. MAXIMUM DEPENDABLE CAPACITY (CROSS MW,)

est tenth of an hour during the gross hours of the re.

is the gross electrical output as measured at the output porting period that the unit operated with breakers terminals of the turbine-generator during the most re.

closed to the station bus. These hours, rius those listed strictive seasonal conditions.

in Unit Shutdowns for the generator outage hours, should e al g u un r

PeM

7. MAXIMUM DEPENDABLE CAPACITY (NET MW,).

Maximum dependable capacity (gross) less the normal

15. UNIT RESERVE SHUTDOWN HOURS. The total num.

station service loads, ber of hours expressed to the nearest tenth of an hour during the gross hours of the reporting period that the

8. Self. explanatory.

unit was removed from service for economic or similar re85 ns t was 8 e

Peradon.

9. POWER LEVEL TO WHICH RESTRICTED. IF ANY (NET MW,). Note that this item is applicable only if

16. GROSS THERMAL ENERGY GENERATED (MWH).

restrictions on the power level are in effect. Short tenn The thermal output of the nuclear steam supply system (less than one month) limitations on power level need during the gross hours of the reporting period, expressed not be presented in thisitem.

in megawatt hours (no decimals).

Since this information is used to develop figures on capa.

17. GROSS ELECTRICAL ENERGY GENERATED (MWH).

city lost due to restrictions and because most users of the

" Operating Plant Status Report" are primarily interested The electrical output of the unit measured at the output terminals of the turbine. generator during the gross hours in energy actually fed to the distribution system. it is of the reportmg period, expreud in megawatt hours (no requested that this Agure be expressed in MWe Net m decimals).

spite of the fact that the figure must be derived from MWt or percent power.

18. NET ELECTRICAL ENERGY GENERATED (MWH).

10. REASONS FOR RESTRICTIONS. IF ANY. If item 9 The gross electrical output of the unit measured at the is used, item 10 should explain why. Brief narrative is output terminals of the turbine. generator minus the not.

acceptable. Cite references as appropriate. Indicate mal station service loads during the gross hours of the whether restrictions are self. imposed or are regulatory reporting period expressed in megawatt hours. Negative requirements. Be as specific as possible within space limi-quantities should not be used. If there is no net positive tations. Plants in startup and power ascension test phase value for the period, enter zero (no decimals).

should be identified here.

11. HOURS IN REPORTING PERIOD. For units in power

19. For units still in the startup and power ascension test ascension at the end of the period, the gross hours from

23. phase. items 19 23 should not be computed. Instead. enter N/A in the current month column. These five factors the beginning of the period or the first electrical produe.

tion, whichever comes last, to the end of the period.

should be computed starting at the time the unit is de.

clared to be in commercial operation. The cumulative For units in commercial operation at the end of the f gures in the second and third columns should be based d

period, the gross hours from the beginning of the period oo commercial nperation as a startinF ate.

g Attachment to AECM-85/0401 Page 3 of 6

19. UNIT SERVICE FACTOR. Compute by dividing hours the generator was on line (item 14) by the gross hours in the reporting period (item i1). Express as percent to the nearest tenth of a percent. Do not include reserve shut.

down hours in the calculation.

20. UNIT AVAILABILITY FACTOR. Compute by dividing the unit available hours (item 14 plus item 15) by the gross hours in the reporting period (item II). Express as percent to the nearest tenth of a percent.

21. UNIT CAPACITY FACTOR (USING MDC NET). Com-pute by dividing net electrical energy generated (item 18) by the product of maximum dependable capacity (item

7) times the gross hours in the reporting period (item i1).

Express as percent to the nearest tenth of a percent.

22. UNIT CAPACITY FACTOR (USING DER NET). Com-pute as in item 21. substituting design electrical rating (item 5) for maximum dependable capacity.

23. UNIT FORCED OUTAGE RATE. Compute by dividing the total forced outage hours (from the table in Unit Shutdowns and Power Reductions) by the sum of hours generator on line (item 14) plus total forced outage hours (from the table in Unit Shutdowns and Power Reductions).

Express as percent to the nearest tenth of a percent.

24. SHtTTDOWNS SCHEDULED OVER NEXT 6 MONTHS (TYPE, DATE. AND DURATION OF EACH). Include type (refueling. maintenance, other), proposed date of start of shutdown. and proposed length of shutdown.

It is recognized that shutdowns may be scheduled between reports and that this item may not be allinclusive. Be as accurate as possible as of the date the report is prepared.

This item is to be prepared each month and updated if appropriate until the actual shutdown occurs.

25. Self explanatory.

26. Self. explanatory. Note. however, that this information is requested for all units in startup and power ascension test status and is not required for units already in com.

mercial operation.

TEST STATUS is defined as that period following ini.

tial criticality during which the unit is tested at succes.

sively higher outputs culminating v>ith operation at full power for a sustained period and completion of war.

ranty runs. Following this phase. the unit is generally considered by the utility to be available for commercial operation.

Date of COMMERCIAL OPERATION is defined as the date that the unit was declared by the utility owner to be available for the regular production of electricity.

usually related to the satisfactory completion of quali.

fication tests as specified in the purchase contract and to the accounting policies and practices of the utility.

tW M

f--

Attachm:nt to

-AECM-85/0401 Pagn 4 of 6 DOCKET NO.

50-416 UNIT 1

DATE 12/13/85 COMPLETED BY J. G. Cesare TELEPHONE (601)969-2585 MONTH November 1985 DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MW -Net)

(MW -Net) 1 0

17 0

2 0

18 0

3 0

19 0

4 0

20 0

5 0

21 0

6 0

22 0

7 0

23 0

8 0

24 0

9 0

25 0

10 0

26 0

11 0

27 0

12 0

28 0

13 0

29 0

14 0

30 0

15 0

31 0

16 0

PCOM NOVEMBER MOR - 3

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50-416 UNIT NAME 1

DATE 12/13/85 COMPLETED BY J.

G.

Ce sa re TELEPHONE (6011969-2585 REPORT MONTH November l

Method of Licensee Cause & Corrective l No.

Date Type Du ra t ion Reason Shutting Down Event System Component Action (1)

Hours (2)

Reactor Report #

Code Code Prevent Recurrence I

I (3)

(4)

(5) 85-23 '10-13-85 S

1 720.0 H

4 NA NA NA Scheduled Maintenance Outage, l

Major maintenance activities L

include: the performance of l

? cal Leak Rate Tests and the Integra ted Leak Rate Test, the I

installation of high density spent h

8 I

fuel storage racks, modifications 1

l to the horizonta l fuel t ra ns fe r l

l l

l System, modifications to Standby l

l l

l Se rvice Wa te r Sys tem B, l

modifications for Compliance with l

NUREG 0588 requirements, and l

repairs to Standby Diesel l

l Genera tor 11.

I h

l I

I i

l I

I L

l I

l l

i l

l l

1 2

3 4

F: Fo rced Reasnn:

Method:

Exhibit G - Instructions S: Scheduled A-Equipment failure 1-Manual for Preparation of Data (Explain) 2-Manual Sc ram Entry Sheets for Licensee B-Ma intenance or Test 3-Automat ic Scram Event Report (LER)

C-Refueling 4-Continued file (NUREG-0161)

D-Regulatory Restriction 5-Reduced load E-Ope ra to r T ra i n i ng &

6-Other Licensing Examination F-Adm i n i s t ra t ive 5

C-Ope ra t i ona l Error Exhibit 1-Same Sodrce (Explain) y y

H-Other (Expla in)

• In accordance wi th m

rr NUREC 1022 ggg

, a U1CD D*

U1 9 O% %m M1 OQ kn CN O O

PCOM NOV SHTDWNS & PWR RDCT

k

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" Attachment to AECM-85/0401

] Page 6 Of 6

,g

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UNIT SHUTDOWNS AND POWER REDUCh0NS 5

l INSTRUCTIONS his report should describe all plant shutdowns during the in accot,4ance with the table appearing on the report form.

report period. In addition,it should be the source of explan.

If category 4 myst be used, supply brief comments.

ation of significant dips in average power levels. Each signi-LICENSEE E$NL REPORT #.

Reference the Applicable ficant reduction in power level (greater than 20% reduction in average daily power level for the prececing 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />)

'ePortable occurrence pertaining to the ounge or power reduction. Enter the first four parts (event ysyr, sequential should be noted, even though the unit may not have been shut down completely. For such reductions in power level,

'ePon number, occurrence code and report type) of the five l

the duration shou!J be listed as zero,the method of reduction Part designation as described in item 17 of instructions for should be listed as 4 (Other), and the Cause and Corrective Preparation of Data Ertry Sheets for Licensee Event Report Action to Prevent Recurrence column should explain. The (LER) File,(NUREG.Olby. This information m= pot be Cause and Corrective Action to Prevent Kecurrence column immediately epent focall such pusfowns, of Sou9e, smce should be used to provide any needed explanation to fully further lhvestgatio9 may be requsled to ascertam whether or describe the circumstances of the outage or power reduction.

not a reponable occurrence was involved.),1f the outge, or powcr reduction will not result in a repottable occurrence.

the positive indkation of this lack of correlation shduld be NUMBER. This column should indicate the sequential num.

noted a not applicable (N/A).

ber r.ssigned to each shutdown or significant reductionin power for that calendar year. When a shytdown or significant power SYSTEM' CODE. The system in which the outage or power reduction begins in one report period and en6 in another, reduction oiiginated should be noted by the tw'o dig'it code of an entry should be made for both report periodt to be sure Exhibit G. Instructions for Preparation of Data Entry Sheets all shutdowns or significant power reductions are typorled. ' for Licevr.ee Even t bport (LER) File (NUREG4161).

Until a unit has achieved its first power generation, no num-bet should be assQned to each entry.

Systemsfhat do.not fit a y existing code should be cleMgna-

^

ted XX. The code 22 should be u*ed for those events where DATE. This column should indicate the date of the start a system is hot aprikagle; i

i of each shutdown or significant power reductio:T. Report as year, month, and day. August 14.1977 would be reported COMPONFNT CODE. $ elect the most appropriate component as 770814. When a shutdown or significant power reduction. Ihm Exbbt 1 Instructions for Preparation of Data Entry begins in one report period and ends in another, an entry should : Sheets for U;enser Event Report (LER) File (hUREG4161).

be made for both report periods to be sure all shutdowns using the to1 Wing critieria:

or significant power reductions are reported.

.3,

, t A. If'sjomM' eet fai ed,use the cdpouent directlyinvolved.

'5 TYPE. Use "F" or "S" to indicate either " Forced" or " Sche.

duled," respectively, for each shutdown or significant power 8,- If,W: a component failure, use the related compment:

reduction. Forced shutdowns include those required to be e.g., w4ng valve operated throeth error; list valve as initiated by no later than the weekend following discovery

? ccmyerdit.

L t"

i of an off-normal condition. It is recognized that some judg-4 m

t '

ment is' required in categorizmg shutdowns in this way. In C, If ; cham of failures occurs, th' first comporet t to mal.

general,'a forced shutdown is one that would not have been functien should be listed The 55,"uence of even's,mclud.

t iba th' pther' components which hil, should be described completed in the absence of the condition for which corrective e

action was taken.

urider the Cause and Corrective Action to Prevent Recur.

1 fence vuluittn.

DURATION. Selfexplanatory. When a shutdown extends g,,'ponents that do not Ct any existmg code should be de.

beyond the end of a report period, count only the time to the signated XXXXXX. The ' code ZZZZZZ should be used for end of the report period and pick up the ensuing down strne events wheJ e '4s component designation is rot apphcable.

in the following repcet periods. Report duration of outages i

r9unded to the nerest tenth of an hour to facilitatt ammation.

CAUSE & CORRECTIVE ACTION TO PREVENT RECUR-The sum of the total outage hours plus the hours the genera.

RENCE. Use the tolumn in a narrative fashion to amphfy or tor was on line should equal the gross hours in the reportmg explain the circumstances of the shutdown or power reduction.

l period.

The column should include the specific cause for each shut.

down or significant power reduction and the immediate pop REASON. CateForize by' letter desynation in accordance contemplated long acim corrective action taken,if approrti-with the table apperhg on the report form. If category 11 ate. This column shou'd also be used for a description of the must be used. supply brief comments.

major safety lated corrective maintenance pe! formed during the outare or power reduction includmg an identification of METHOD OF SHUTTING DOWN THE IU ACTOR OR the critical path activite ind a report of any sir.ple release of REDUCING POWER. Categorue by numbe >ctignation radioactivity or single hdialmn exposure specifically assoc -

INote that this differs from the Edison Ekctne institute sted with the outage which 8Wount* for more than 10 percent f EEll delimitions of " Forced Partia! Outape" anJ " Sche, of the allowable annaal utes.

s duled Partial Outape." For these actms. LEl uses a 6hange of For long textual reports continue narrative on separate paper 10 MW as the break pomt. For larger power resciors.30 MW and reference the shutdowr or power reduction for th:2 is too small a change to warrant esplanation.

narrative.

s

v.,.

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]

MISSISSIPPI POWER & LIGHT COMPANY Helping Build Mississippi EmihMIMIME P. O. B O X 164 0 J A C K S O N, MISSISSIPPI 39215-1640 s

December 13, 1985 NUCLEAR LICEN$ LNG & SAFETY DEPAR1 MENT Mr.' James M. Taylor, Director Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission i

Washington, D. C.

20555 httention: Document Control Desk

SUBJECT:

Grand Gulf Nuclear Station 1

Unit 1 Docket No. 50-416 License No. NPF-29 File: 0260/L-835.0

)

Monthly Operating Report AECM-85/0401 In accordance with 10CFR50.36, Mississippi Power & Light Company (MP&L) is providing twelve copia.s of the Monthly Operating Report for Grand Gulf Nuclear Station Unit 1 for November, 1985 (attachment).

If you have any questions or require additional information, please contact thi,o office.1 s

Yours truly,

)-

L. F. Dale

.Jirector WEC/JCC:vog Attachment cc:

Mr. O. D. Kingsley, Jr. (w/a)

Mr. T. H. Cloninger (w/a)

Mr. R. B. McGehee (w/a)

Mr. N. S. Reynolds (w/a)

Mr. H. L. Thomas (w/o) j Mr. R. C. Butcher (w/a)

Dr. J. Nelson Grace, Regional Administrator (w/a)

U. S. Nuclear Regulatory Comission Region II 101 Marietta St., N. W., Suite 2900 i

Atlanta, Georgia 30323 Chief (w/?.)

s Office of, Resource !!anagement U. S. h'uclear 'Mgulatory Commission Washington, D. C.

20555

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J13AECM85120501 - 1 E

Member Middle South Utilities System

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